CoolGaN™ Transistor 650 V G5 The IGL65R080D2 GaN power transistor allows for increased efficiency at high-frequency operation. As part of the CoolGaN™ G5 family, it meets the highest quality standards, enabling highly reliable designs with superior efficiency. Housed in a bottom-side cooled ThinPAK package, it is well-suited for consumer applications with slim form factors.